Armed with his knowledge of science, Leo Geo becomes an astronaut and heads into space, where he encounters pirates and tries to stop a comet tha

In 2156, when Jonah awakens on the Fantastic Flying Squirrel, he is informed that he is one of 200 children being trained as The Incredible Space

Told in separate voices, eighteen-year-old Tyler Jones, top graduate of Aurora Academy, and a group of misfits and troublemakers embark on their

When an evil professor begins threatening New Mouse City with terrible inventions, Geronimo Stilton is enlisted by local authorities to embark on

"With her parents off traveling the globe, Lenora is bored, bored, bored -- until she discovers a secret doorway into the ultimate library. Mazel

Yetis Albrecht, Saar, and Timonen are summoned to Compound W, the top-secret base of the Mythical 7th Division, where division-leader Solomon Gru

"Four young Starbounder students must once again risk their lives, travel throughout space,and dismantle an evil conspiracy to save their world"-

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Min, a thirteen-year-old girl with fox-magic, stows away on a battle cruiser and impersonates a cadet in order to solve the mystery of what happe

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A year after his mother disappeared in her hot air balloon, Seraphin and his father receive a clue that sends them to a Bavarian castle where lur

A space expert and a geology expert take readers on an out-of-this-world adventure to the moon, where they must navigate the dangerous terrain to